<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<script type="text/javascript" src="../../../js/class/vue.min.js" charset="UTF-8"></script>
	</head>
	<body>
		<div id="vue-app">
			<div v-once>
			<!-- <div> -->
				{{msg}}
			</div>
		</div>
		
		<script type="text/javascript">
			"use strict"
			var vm = new Vue({
				el: "#vue-app",
				data: {
					msg:"hello world",
				},
			})
			
			setTimeout(function(){
				vm.msg = "hi";
			},2000)
			setTimeout(function(){
				alert(vm.msg);
			},3000)
		</script>
	</body>
</html>